1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2019-2020 Broadcom 3 * All rights reserved. 4 */ 5 6 #include "bnxt_tf_common.h" 7 #include "ulp_template_struct.h" 8 #include "ulp_template_db_enum.h" 9 #include "ulp_template_db_field.h" 10 #include "ulp_utils.h" 11 #include "ulp_port_db.h" 12 #include "ulp_flow_db.h" 13 #include "ulp_mapper.h" 14 15 struct bnxt_ulp_def_param_handler { 16 int32_t (*vfr_func)(struct bnxt_ulp_context *ulp_ctx, 17 struct ulp_tlv_param *param, 18 struct bnxt_ulp_mapper_create_parms *mapper_params); 19 }; 20 21 static int32_t 22 ulp_set_svif_in_comp_fld(struct bnxt_ulp_context *ulp_ctx, 23 uint32_t ifindex, uint8_t svif_type, 24 struct bnxt_ulp_mapper_create_parms *mapper_params) 25 { 26 uint16_t svif; 27 uint8_t idx; 28 int rc; 29 30 rc = ulp_port_db_svif_get(ulp_ctx, ifindex, svif_type, &svif); 31 if (rc) 32 return rc; 33 34 if (svif_type == BNXT_ULP_PHY_PORT_SVIF) 35 idx = BNXT_ULP_CF_IDX_PHY_PORT_SVIF; 36 else if (svif_type == BNXT_ULP_DRV_FUNC_SVIF) 37 idx = BNXT_ULP_CF_IDX_DRV_FUNC_SVIF; 38 else 39 idx = BNXT_ULP_CF_IDX_VF_FUNC_SVIF; 40 41 ULP_COMP_FLD_IDX_WR(mapper_params, idx, svif); 42 43 return 0; 44 } 45 46 static int32_t 47 ulp_set_spif_in_comp_fld(struct bnxt_ulp_context *ulp_ctx, 48 uint32_t ifindex, uint8_t spif_type, 49 struct bnxt_ulp_mapper_create_parms *mapper_params) 50 { 51 uint16_t spif; 52 uint8_t idx; 53 int rc; 54 55 rc = ulp_port_db_spif_get(ulp_ctx, ifindex, spif_type, &spif); 56 if (rc) 57 return rc; 58 59 if (spif_type == BNXT_ULP_PHY_PORT_SPIF) 60 idx = BNXT_ULP_CF_IDX_PHY_PORT_SPIF; 61 else if (spif_type == BNXT_ULP_DRV_FUNC_SPIF) 62 idx = BNXT_ULP_CF_IDX_DRV_FUNC_SPIF; 63 else 64 idx = BNXT_ULP_CF_IDX_VF_FUNC_SPIF; 65 66 ULP_COMP_FLD_IDX_WR(mapper_params, idx, spif); 67 68 return 0; 69 } 70 71 static int32_t 72 ulp_set_parif_in_comp_fld(struct bnxt_ulp_context *ulp_ctx, 73 uint32_t ifindex, uint8_t parif_type, 74 struct bnxt_ulp_mapper_create_parms *mapper_params) 75 { 76 uint16_t parif; 77 uint8_t idx; 78 int rc; 79 80 rc = ulp_port_db_parif_get(ulp_ctx, ifindex, parif_type, &parif); 81 if (rc) 82 return rc; 83 84 if (parif_type == BNXT_ULP_PHY_PORT_PARIF) 85 idx = BNXT_ULP_CF_IDX_PHY_PORT_PARIF; 86 else if (parif_type == BNXT_ULP_DRV_FUNC_PARIF) 87 idx = BNXT_ULP_CF_IDX_DRV_FUNC_PARIF; 88 else 89 idx = BNXT_ULP_CF_IDX_VF_FUNC_PARIF; 90 91 ULP_COMP_FLD_IDX_WR(mapper_params, idx, parif); 92 93 return 0; 94 } 95 96 static int32_t 97 ulp_set_vport_in_comp_fld(struct bnxt_ulp_context *ulp_ctx, uint32_t ifindex, 98 struct bnxt_ulp_mapper_create_parms *mapper_params) 99 { 100 uint16_t vport; 101 int rc; 102 103 rc = ulp_port_db_vport_get(ulp_ctx, ifindex, &vport); 104 if (rc) 105 return rc; 106 107 ULP_COMP_FLD_IDX_WR(mapper_params, BNXT_ULP_CF_IDX_PHY_PORT_VPORT, 108 vport); 109 return 0; 110 } 111 112 static int32_t 113 ulp_set_vnic_in_comp_fld(struct bnxt_ulp_context *ulp_ctx, 114 uint32_t ifindex, uint8_t vnic_type, 115 struct bnxt_ulp_mapper_create_parms *mapper_params) 116 { 117 uint16_t vnic; 118 uint8_t idx; 119 int rc; 120 121 rc = ulp_port_db_default_vnic_get(ulp_ctx, ifindex, vnic_type, &vnic); 122 if (rc) 123 return rc; 124 125 if (vnic_type == BNXT_ULP_DRV_FUNC_VNIC) 126 idx = BNXT_ULP_CF_IDX_DRV_FUNC_VNIC; 127 else 128 idx = BNXT_ULP_CF_IDX_VF_FUNC_VNIC; 129 130 ULP_COMP_FLD_IDX_WR(mapper_params, idx, vnic); 131 132 return 0; 133 } 134 135 static int32_t 136 ulp_set_vlan_in_act_prop(uint16_t port_id, 137 struct bnxt_ulp_mapper_create_parms *mapper_params) 138 { 139 struct ulp_rte_act_prop *act_prop = mapper_params->act_prop; 140 141 if (ULP_BITMAP_ISSET(mapper_params->act->bits, 142 BNXT_ULP_ACTION_BIT_SET_VLAN_VID)) { 143 BNXT_TF_DBG(ERR, 144 "VLAN already set, multiple VLANs unsupported\n"); 145 return BNXT_TF_RC_ERROR; 146 } 147 148 port_id = rte_cpu_to_be_16(port_id); 149 150 ULP_BITMAP_SET(mapper_params->act->bits, 151 BNXT_ULP_ACTION_BIT_SET_VLAN_VID); 152 153 memcpy(&act_prop->act_details[BNXT_ULP_ACT_PROP_IDX_ENCAP_VTAG], 154 &port_id, sizeof(port_id)); 155 156 return 0; 157 } 158 159 static int32_t 160 ulp_set_mark_in_act_prop(uint16_t port_id, 161 struct bnxt_ulp_mapper_create_parms *mapper_params) 162 { 163 if (ULP_BITMAP_ISSET(mapper_params->act->bits, 164 BNXT_ULP_ACTION_BIT_MARK)) { 165 BNXT_TF_DBG(ERR, 166 "MARK already set, multiple MARKs unsupported\n"); 167 return BNXT_TF_RC_ERROR; 168 } 169 170 ULP_COMP_FLD_IDX_WR(mapper_params, BNXT_ULP_CF_IDX_DEV_PORT_ID, 171 port_id); 172 173 return 0; 174 } 175 176 static int32_t 177 ulp_df_dev_port_handler(struct bnxt_ulp_context *ulp_ctx, 178 struct ulp_tlv_param *param, 179 struct bnxt_ulp_mapper_create_parms *mapper_params) 180 { 181 uint16_t port_id; 182 uint32_t ifindex; 183 int rc; 184 185 port_id = param->value[0] | param->value[1]; 186 187 rc = ulp_port_db_dev_port_to_ulp_index(ulp_ctx, port_id, &ifindex); 188 if (rc) { 189 BNXT_TF_DBG(ERR, 190 "Invalid port id\n"); 191 return BNXT_TF_RC_ERROR; 192 } 193 194 /* Set port SVIF */ 195 rc = ulp_set_svif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_PHY_PORT_SVIF, 196 mapper_params); 197 if (rc) 198 return rc; 199 200 /* Set DRV Func SVIF */ 201 rc = ulp_set_svif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_DRV_FUNC_SVIF, 202 mapper_params); 203 if (rc) 204 return rc; 205 206 /* Set VF Func SVIF */ 207 rc = ulp_set_svif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_VF_FUNC_SVIF, 208 mapper_params); 209 if (rc) 210 return rc; 211 212 /* Set port SPIF */ 213 rc = ulp_set_spif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_PHY_PORT_SPIF, 214 mapper_params); 215 if (rc) 216 return rc; 217 218 /* Set DRV Func SPIF */ 219 rc = ulp_set_spif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_DRV_FUNC_SPIF, 220 mapper_params); 221 if (rc) 222 return rc; 223 224 /* Set VF Func SPIF */ 225 rc = ulp_set_spif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_DRV_FUNC_SPIF, 226 mapper_params); 227 if (rc) 228 return rc; 229 230 /* Set port PARIF */ 231 rc = ulp_set_parif_in_comp_fld(ulp_ctx, ifindex, 232 BNXT_ULP_PHY_PORT_PARIF, mapper_params); 233 if (rc) 234 return rc; 235 236 /* Set DRV Func PARIF */ 237 rc = ulp_set_parif_in_comp_fld(ulp_ctx, ifindex, 238 BNXT_ULP_DRV_FUNC_PARIF, mapper_params); 239 if (rc) 240 return rc; 241 242 /* Set VF Func PARIF */ 243 rc = ulp_set_parif_in_comp_fld(ulp_ctx, ifindex, BNXT_ULP_VF_FUNC_PARIF, 244 mapper_params); 245 if (rc) 246 return rc; 247 248 /* Set uplink VNIC */ 249 rc = ulp_set_vnic_in_comp_fld(ulp_ctx, ifindex, true, mapper_params); 250 if (rc) 251 return rc; 252 253 /* Set VF VNIC */ 254 rc = ulp_set_vnic_in_comp_fld(ulp_ctx, ifindex, false, mapper_params); 255 if (rc) 256 return rc; 257 258 /* Set VPORT */ 259 rc = ulp_set_vport_in_comp_fld(ulp_ctx, ifindex, mapper_params); 260 if (rc) 261 return rc; 262 263 /* Set VLAN */ 264 rc = ulp_set_vlan_in_act_prop(port_id, mapper_params); 265 if (rc) 266 return rc; 267 268 /* Set MARK */ 269 rc = ulp_set_mark_in_act_prop(port_id, mapper_params); 270 if (rc) 271 return rc; 272 273 return 0; 274 } 275 276 struct bnxt_ulp_def_param_handler ulp_def_handler_tbl[] = { 277 [BNXT_ULP_DF_PARAM_TYPE_DEV_PORT_ID] = { 278 .vfr_func = ulp_df_dev_port_handler } 279 }; 280 281 /* 282 * Function to create default rules for the following paths 283 * 1) Device PORT to DPDK App 284 * 2) DPDK App to Device PORT 285 * 3) VF Representor to VF 286 * 4) VF to VF Representor 287 * 288 * eth_dev [in] Ptr to rte eth device. 289 * param_list [in] Ptr to a list of parameters (Currently, only DPDK port_id). 290 * ulp_class_tid [in] Class template ID number. 291 * flow_id [out] Ptr to flow identifier. 292 * 293 * Returns 0 on success or negative number on failure. 294 */ 295 int32_t 296 ulp_default_flow_create(struct rte_eth_dev *eth_dev, 297 struct ulp_tlv_param *param_list, 298 uint32_t ulp_class_tid, 299 uint32_t *flow_id) 300 { 301 struct ulp_rte_hdr_field hdr_field[BNXT_ULP_PROTO_HDR_MAX]; 302 uint32_t comp_fld[BNXT_ULP_CF_IDX_LAST]; 303 struct bnxt_ulp_mapper_create_parms mapper_params = { 0 }; 304 struct ulp_rte_act_prop act_prop; 305 struct ulp_rte_act_bitmap act = { 0 }; 306 struct bnxt_ulp_context *ulp_ctx; 307 uint32_t type, ulp_flags = 0; 308 int rc; 309 310 memset(&mapper_params, 0, sizeof(mapper_params)); 311 memset(hdr_field, 0, sizeof(hdr_field)); 312 memset(comp_fld, 0, sizeof(comp_fld)); 313 memset(&act_prop, 0, sizeof(act_prop)); 314 315 mapper_params.hdr_field = hdr_field; 316 mapper_params.act = &act; 317 mapper_params.act_prop = &act_prop; 318 mapper_params.comp_fld = comp_fld; 319 320 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 321 if (!ulp_ctx) { 322 BNXT_TF_DBG(ERR, "ULP context is not initialized. " 323 "Failed to create default flow.\n"); 324 return -EINVAL; 325 } 326 327 /* update the vf rep flag */ 328 if (bnxt_ulp_cntxt_ptr2_ulp_flags_get(ulp_ctx, &ulp_flags)) { 329 BNXT_TF_DBG(ERR, "Error in getting ULP context flags\n"); 330 return -EINVAL; 331 } 332 if (ULP_VF_REP_IS_ENABLED(ulp_flags)) 333 ULP_COMP_FLD_IDX_WR(&mapper_params, 334 BNXT_ULP_CF_IDX_VFR_MODE, 1); 335 336 type = param_list->type; 337 while (type != BNXT_ULP_DF_PARAM_TYPE_LAST) { 338 if (ulp_def_handler_tbl[type].vfr_func) { 339 rc = ulp_def_handler_tbl[type].vfr_func(ulp_ctx, 340 param_list, 341 &mapper_params); 342 if (rc) { 343 BNXT_TF_DBG(ERR, 344 "Failed to create default flow.\n"); 345 return rc; 346 } 347 } 348 349 param_list++; 350 type = param_list->type; 351 } 352 353 mapper_params.class_tid = ulp_class_tid; 354 mapper_params.flow_type = BNXT_ULP_FDB_TYPE_DEFAULT; 355 356 rc = ulp_mapper_flow_create(ulp_ctx, &mapper_params, flow_id); 357 if (rc) { 358 BNXT_TF_DBG(ERR, "Failed to create default flow.\n"); 359 return rc; 360 } 361 362 return 0; 363 } 364 365 /* 366 * Function to destroy default rules for the following paths 367 * 1) Device PORT to DPDK App 368 * 2) DPDK App to Device PORT 369 * 3) VF Representor to VF 370 * 4) VF to VF Representor 371 * 372 * eth_dev [in] Ptr to rte eth device. 373 * flow_id [in] Flow identifier. 374 * 375 * Returns 0 on success or negative number on failure. 376 */ 377 int32_t 378 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev, uint32_t flow_id) 379 { 380 struct bnxt_ulp_context *ulp_ctx; 381 int rc = 0; 382 383 ulp_ctx = bnxt_ulp_eth_dev_ptr2_cntxt_get(eth_dev); 384 if (!ulp_ctx) { 385 BNXT_TF_DBG(ERR, "ULP context is not initialized\n"); 386 return -EINVAL; 387 } 388 389 if (!flow_id) { 390 BNXT_TF_DBG(DEBUG, "invalid flow id zero\n"); 391 return rc; 392 } 393 394 rc = ulp_mapper_flow_destroy(ulp_ctx, BNXT_ULP_FDB_TYPE_DEFAULT, 395 flow_id); 396 if (rc) 397 BNXT_TF_DBG(ERR, "Failed to destroy flow.\n"); 398 399 return rc; 400 } 401 402 void 403 bnxt_ulp_destroy_df_rules(struct bnxt *bp, bool global) 404 { 405 struct bnxt_ulp_df_rule_info *info; 406 uint16_t port_id; 407 408 if (!BNXT_TRUFLOW_EN(bp) || 409 BNXT_ETH_DEV_IS_REPRESENTOR(bp->eth_dev)) 410 return; 411 412 if (!bp->ulp_ctx || !bp->ulp_ctx->cfg_data) 413 return; 414 415 /* Delete default rules per port */ 416 if (!global) { 417 port_id = bp->eth_dev->data->port_id; 418 info = &bp->ulp_ctx->cfg_data->df_rule_info[port_id]; 419 if (!info->valid) 420 return; 421 422 ulp_default_flow_destroy(bp->eth_dev, 423 info->port_to_app_flow_id); 424 ulp_default_flow_destroy(bp->eth_dev, 425 info->app_to_port_flow_id); 426 memset(info, 0, sizeof(struct bnxt_ulp_df_rule_info)); 427 return; 428 } 429 430 /* Delete default rules for all ports */ 431 for (port_id = 0; port_id < RTE_MAX_ETHPORTS; port_id++) { 432 info = &bp->ulp_ctx->cfg_data->df_rule_info[port_id]; 433 if (!info->valid) 434 continue; 435 436 ulp_default_flow_destroy(bp->eth_dev, 437 info->port_to_app_flow_id); 438 ulp_default_flow_destroy(bp->eth_dev, 439 info->app_to_port_flow_id); 440 memset(info, 0, sizeof(struct bnxt_ulp_df_rule_info)); 441 } 442 } 443 444 static int32_t 445 bnxt_create_port_app_df_rule(struct bnxt *bp, uint8_t flow_type, 446 uint32_t *flow_id) 447 { 448 uint16_t port_id = bp->eth_dev->data->port_id; 449 struct ulp_tlv_param param_list[] = { 450 { 451 .type = BNXT_ULP_DF_PARAM_TYPE_DEV_PORT_ID, 452 .length = 2, 453 .value = {(port_id >> 8) & 0xff, port_id & 0xff} 454 }, 455 { 456 .type = BNXT_ULP_DF_PARAM_TYPE_LAST, 457 .length = 0, 458 .value = {0} 459 } 460 }; 461 462 return ulp_default_flow_create(bp->eth_dev, param_list, flow_type, 463 flow_id); 464 } 465 466 int32_t 467 bnxt_ulp_create_df_rules(struct bnxt *bp) 468 { 469 struct bnxt_ulp_df_rule_info *info; 470 uint16_t port_id; 471 int rc; 472 473 if (!BNXT_TRUFLOW_EN(bp) || 474 BNXT_ETH_DEV_IS_REPRESENTOR(bp->eth_dev) || !bp->ulp_ctx) 475 return 0; 476 477 port_id = bp->eth_dev->data->port_id; 478 info = &bp->ulp_ctx->cfg_data->df_rule_info[port_id]; 479 rc = bnxt_create_port_app_df_rule(bp, BNXT_ULP_DF_TPL_PORT_TO_VS, 480 &info->port_to_app_flow_id); 481 if (rc) { 482 BNXT_TF_DBG(ERR, 483 "Failed to create port to app default rule\n"); 484 return rc; 485 } 486 487 bp->tx_cfa_action = 0; 488 rc = bnxt_create_port_app_df_rule(bp, BNXT_ULP_DF_TPL_VS_TO_PORT, 489 &info->app_to_port_flow_id); 490 if (rc) { 491 BNXT_TF_DBG(ERR, 492 "Failed to create app to port default rule\n"); 493 goto port_to_app_free; 494 } 495 496 rc = ulp_default_flow_db_cfa_action_get(bp->ulp_ctx, 497 info->app_to_port_flow_id, 498 &bp->tx_cfa_action); 499 if (rc) 500 goto app_to_port_free; 501 502 info->valid = true; 503 return 0; 504 505 app_to_port_free: 506 ulp_default_flow_destroy(bp->eth_dev, info->app_to_port_flow_id); 507 port_to_app_free: 508 ulp_default_flow_destroy(bp->eth_dev, info->port_to_app_flow_id); 509 info->valid = false; 510 511 return rc; 512 } 513 514 static int32_t 515 bnxt_create_port_vfr_default_rule(struct bnxt *bp, 516 uint8_t flow_type, 517 uint16_t vfr_port_id, 518 uint32_t *flow_id) 519 { 520 struct ulp_tlv_param param_list[] = { 521 { 522 .type = BNXT_ULP_DF_PARAM_TYPE_DEV_PORT_ID, 523 .length = 2, 524 .value = {(vfr_port_id >> 8) & 0xff, vfr_port_id & 0xff} 525 }, 526 { 527 .type = BNXT_ULP_DF_PARAM_TYPE_LAST, 528 .length = 0, 529 .value = {0} 530 } 531 }; 532 return ulp_default_flow_create(bp->eth_dev, param_list, flow_type, 533 flow_id); 534 } 535 536 int32_t 537 bnxt_ulp_create_vfr_default_rules(struct rte_eth_dev *vfr_ethdev) 538 { 539 struct bnxt_ulp_vfr_rule_info *info; 540 struct bnxt_representor *vfr = vfr_ethdev->data->dev_private; 541 struct rte_eth_dev *parent_dev = vfr->parent_dev; 542 struct bnxt *bp = parent_dev->data->dev_private; 543 uint16_t vfr_port_id = vfr_ethdev->data->port_id; 544 uint16_t port_id; 545 int rc; 546 547 if (!bp || !BNXT_TRUFLOW_EN(bp)) 548 return 0; 549 550 port_id = vfr_ethdev->data->port_id; 551 info = bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(bp->ulp_ctx, port_id); 552 553 if (!info) { 554 BNXT_TF_DBG(ERR, "Failed to get vfr ulp context\n"); 555 return -EINVAL; 556 } 557 558 if (info->valid) { 559 BNXT_TF_DBG(ERR, "VFR already allocated\n"); 560 return -EINVAL; 561 } 562 563 memset(info, 0, sizeof(struct bnxt_ulp_vfr_rule_info)); 564 rc = bnxt_create_port_vfr_default_rule(bp, BNXT_ULP_DF_TPL_VFREP_TO_VF, 565 vfr_port_id, 566 &info->rep2vf_flow_id); 567 if (rc) { 568 BNXT_TF_DBG(ERR, "Failed to create VFREP to VF default rule\n"); 569 goto error; 570 } 571 rc = bnxt_create_port_vfr_default_rule(bp, BNXT_ULP_DF_TPL_VF_TO_VFREP, 572 vfr_port_id, 573 &info->vf2rep_flow_id); 574 if (rc) { 575 BNXT_TF_DBG(ERR, "Failed to create VF to VFREP default rule\n"); 576 goto error; 577 } 578 rc = ulp_default_flow_db_cfa_action_get(bp->ulp_ctx, 579 info->rep2vf_flow_id, 580 &vfr->vfr_tx_cfa_action); 581 if (rc) { 582 BNXT_TF_DBG(ERR, "Failed to get the tx cfa action\n"); 583 goto error; 584 } 585 586 /* Update the other details */ 587 info->valid = true; 588 info->parent_port_id = bp->eth_dev->data->port_id; 589 return 0; 590 591 error: 592 if (info->rep2vf_flow_id) 593 ulp_default_flow_destroy(bp->eth_dev, info->rep2vf_flow_id); 594 if (info->vf2rep_flow_id) 595 ulp_default_flow_destroy(bp->eth_dev, info->vf2rep_flow_id); 596 return rc; 597 } 598 599 int32_t 600 bnxt_ulp_delete_vfr_default_rules(struct bnxt_representor *vfr) 601 { 602 struct bnxt_ulp_vfr_rule_info *info; 603 struct rte_eth_dev *parent_dev = vfr->parent_dev; 604 struct bnxt *bp = parent_dev->data->dev_private; 605 606 if (!bp || !BNXT_TRUFLOW_EN(bp)) 607 return 0; 608 info = bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(bp->ulp_ctx, 609 vfr->dpdk_port_id); 610 if (!info) { 611 BNXT_TF_DBG(ERR, "Failed to get vfr ulp context\n"); 612 return -EINVAL; 613 } 614 615 if (!info->valid) { 616 BNXT_TF_DBG(ERR, "VFR already freed\n"); 617 return -EINVAL; 618 } 619 ulp_default_flow_destroy(bp->eth_dev, info->rep2vf_flow_id); 620 ulp_default_flow_destroy(bp->eth_dev, info->vf2rep_flow_id); 621 vfr->vfr_tx_cfa_action = 0; 622 memset(info, 0, sizeof(struct bnxt_ulp_vfr_rule_info)); 623 return 0; 624 } 625